[PARQUET-2245] Improve dictionary filter evaluating notEq - ASF JIRA

XML

Word

Printable

JSON

Details

Type: Improvement
Status: Open
Priority: Minor
Resolution: Unresolved
Affects Version/s: None
Fix Version/s: None
Component/s: None
Labels:
None

Description

When evaluating `notEq`, if the column may contain nulls and the `notEq` value is non-null, the row-group must not be skipped. In such scenario reading dictionary and compare values is not necessary.

Attachments

Activity

People

Assignee:: Unassigned

Reporter:: Yujiang Zhong

Votes:: 0 Vote for this issue

Watchers:: 2 Start watching this issue

Dates

Created:: 15/Feb/23 12:21

Updated:: 16/Feb/23 05:50